Bücking, Ulrike, Christian Haase, Karin Schaller, and Jan-Hendrik de Wiljes. “LDP Polygons and the Number 12 Revisited”. The Electronic Journal of Combinatorics 32, no. 3 (September 5, 2025): P3.42. Accessed March 30, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v32i3p42.